Diethyl Maleate

Also known as: 2-Butenedioic acid (2Z)-, diethyl ester, Ethyl maleate, Maleic acid, diethyl ester

IFRA Restriction

This is the maximum allowed percentage of this material in the total finished product, not in the fragrance concentrate.

For example, if a fine fragrance (Category 4A) contains 20% fragrance oil, and IFRA allows 10% of this material, the material can be up to 50% of the fragrance concentrate (10% ÷ 20% = 50%).

CAS 141-05-9

Molecular Information
Molecular Formula C8H12O4
Molecular Weight 172.18 g/mol
Boiling Point 218.00 °C. @ 760.00 mm Hg
InChIKey IEPRKVQEAMIZSS-WAYWQWQTSA-N
Sources: PubChem

Safety Information
Warning

GHS Classification

Hazardous to the aquatic environment, long-term hazardSensitization, SkinSerious eye damage/eye irritation

Hazard Statements

  • H317: May cause an allergic skin reaction
  • H319: Causes serious eye irritation
  • H412: Harmful to aquatic life with long lasting effects
Sources: PubChem (ECHA C&L)